package com.acoffee.mapper;

import com.acoffee.pojo.User;

import java.util.List;

/**
 * @author acoffee
 * @create 2021-11-14 16:15
 */
public interface UserMapper {
    List<User> queryAll();
    User queryById(int id);
    void deleteUser(int id);
    void addUser(User user);
    void updateUser(User user);
}
